Sample

How it is used

You take, draw or select a sample, and a good sample is random and representative. Also a verb: 'we sampled 10% of users'. The whole group being studied is called the 'population'.

Example sentences

1. We took a random sample of 5,000 support tickets and labelled them by hand.

2. The survey sample isn't representative; it's mostly people from big cities.

Common collocations

• random sample
• take a sample
• representative sample
• sample data

Related terms

• sample sizeThe number of observations, people or units included in a sample or an experiment; larger samples usually give more reliable estimates.
• datasetA collection of examples, such as images, texts or table rows, gathered and organized for training, testing or analyzing a model.
• confidence intervalA range of values, calculated from sample data, that is likely to contain the true value; a 95% interval comes from a method that captures the true value 95% of the time.
• meanThe value you get by adding all the numbers in a group and dividing the total by how many numbers there are; the usual meaning of 'average'.

This word in other fields

The same English word can have a different meaning in another field:

• sample · Data Science & Analytics
• sample · Psychology
• sample · Statistics
• sample · Geology & Earth Sciences
• sample · International Trade
• sample · Academic English & Research
• sample · Music
• sample · Fashion & Textiles

More terms: Machine Learning and Data Processing

• artificial intelligence
• machine learning
• model
• training data
• label
• train
• supervised learning
• neural network
• deep learning
• loss function
• overfitting
• test set